Question

Nitrogenous waste products are eliminated mainly as

• A. Urea in tadpole and uric acid in adult frog
• B. Urea in adult frog and ammonia in tadpole
• C. Urea in tadpole as well as in adult frog
• D. Urea in tadpole and ammonia in adult frog

Answer 1

Answer: (B)

Adult frog is semi-aquatic and thus, its waste product is Ureotelic while tadpole is completely aquatic and thus its waste product is ammoniotellic.